Floor grating



M 1 x PATTISON` FLOOR GRATING.

APPLICAHON FILED 056.118.1920

9 Q! :gd Patented uy 25922 Be ift known h l', "WILMAM L. Pgr'oi a cizen of ahe niied States, reeicng ai'. Roseale, in e cepmy u? "Wyandotte and Sii-ae of Kans-es, have invented a cetan new :md use/iid mprevemen'; in Fiom G'retigs, of which ehe @EGW-ing is a specification.

My invention elaes fio imprevemente in Heer gmng. @ne ef bhe oejees of my invention is te provide a i'eor @eating which is ornamenta in appearance, which is srong and rigid vmy ifm ele pmtzme portions 3, like Cross en dspoSed in "aransverse enement res eci-wel mth iff Aeqjecenfx emes portions of the aagacen uzemedme here 'and me by Welding, e adj'eeni:

designate be reverseds when one' fhe upper m do no?, m ne-e shown an within ihe Sleep-e may w spir of my nvemlfm.

La In 4f. In a door grating' e plurality oi 'Het parallel bars disposed edge up, and' let intermediate 'bers disposed edge up end el ternetely between and attached to the adjacent parallel bers, the upper end lower edges of the intermediate bers being flush respectively with the upper and lower edges of the parallel bers, each of the intermediate bers lian/ing a plurality of' parallel obiqneiy disposed portions and a plurality of cross portions et right :ingles and attached at their. ends to adjacent parallel bars respectively :y l Mense? nndjfeonnecting adjacent ends of adjacent on?.

adjacent to ea-cli other being inclined in opposite directions, seid cross portions of eeen intermediate bar being disposed respectively iny transverse alinexnent with the adjacent cross portions respectively f the other in terniediate bers, substantially "as set forth ln testimony whereof I lieve signed my name to 'this specification.

' l/'VILLA'M L, PATTSQL 

